AwsSignatureVersion4

v5.2.0-beta.1

The buttoned-up and boring, but deeply analyzed, implementation of Signature Version 4 (SigV4) in .NET.

FantasticFiasco

aws sign http request sigv4 aws-sigv4 aws-signature-v4 aws-signature aws-signer amazon-web-services

NuGet Stats Changelog

Total Downloads

10.0M

9,964,138

Published

Jan 11, 2026

Latest stable version

Install

.NET CLI

dotnet add package AwsSignatureVersion4 --version 5.2.0-beta.1

Package Manager Console

Install-Package AwsSignatureVersion4 -Version 5.2.0-beta.1

PackageReference

<PackageReference Include="AwsSignatureVersion4" Version="5.2.0-beta.1" />

Frameworks

net8.0 .NETStandard2.0

Dependencies

AWSSDK.Core

net8.0

[3.7.400.64, )

AWSSDK.Core

.NETStandard2.0

[3.7.400.64, )

Adoption guide

Assess this package against its supported frameworks, license, maintenance signals and dependency graph before making it a project standard.

This version is marked prerelease. Validate its API and upgrade path before production use.

Compatibility metadata lists 2 target frameworks; confirm the exact target used by your application.

How to read this guidance

Sources: published NuGet v3 registry metadata and explicit NuBrowse editorial guides. Refresh: package metadata is refreshed from NuGet when the page loads. Limit: this is not a security, legal or compatibility guarantee; validate the selected version in your project.

Useful next steps

Move from package metadata to a concrete selection or review workflow.

Audit NuGet dependencies in a .NET project Review NuGet licenses before shipping